干旱区荒漠绿洲过渡带建植梭梭( Haloxylon ammodendron )林后土壤线虫群落演变
安芳娇, 苏永中, 牛子儒, 刘婷娜

Evolution of soil nematode community after establishment of Haloxylon ammodendron plantations in an arid desert-oasis ecotone
Fangjiao An, Yongzhong Su, Ziru Niu, Tingna Liu
表2 不同固沙年限土壤线虫总数及营养类群
Table 2 Total numbers of soil nematodes and nematode trophic groups in different sand-fixation years
固沙 年限/a线虫总数食细菌线虫BF食真菌线虫FF植物寄生线虫PP捕食/杂食线虫OP
冠层下冠层外冠层下冠层外冠层下冠层外冠层下冠层外冠层下冠层外
05.33±1.31Ad5.33±1.31Ab4.00±0.00Ad4.00±0.00Ab1.33±0.31Ab1.33±0.31Aab0.00±0.00Aa0.00±0.00Ab0.00±0.00Ab0.00±0.00Ab
344.33±10.18Acd11.67±3.15Bab36.33±11.16Acd8.33±3.15Bab6.67±0.58Aab1.00±0.73Bb0.00±0.00Aa2.33±0.08Aa1.33±0.31Ab0.00±0.00Ab
699.33±22.72Abc61.33±11.67Ba85.67±24.53Abc47.00±9.04Bab8.67±1.57Aab8.33±1.79Ba0.00±0.00Aa1.00±0.73Aab5.00±1.73Ab5.00±1.73Aab
11143.33±45.52Aab62.00±12.05Ba116.00±23.81Ab52.33±13.14Ba6.33±0.69Aab7.33±1.51Bab0.00±0.00Aa0.00±0.00Ab20.00±6.00Aa2.33±1.04Ab
19148.67±43.94Aab61.67±12.53Ba123.00±28.58Ab49.00±12.26Bab8.67±1.77Aab1.33±0.31Bab1.67±0.89Aa1.00±0.73Aab15.33±5.15Aa10.33±2.45Aa
28136.33±40.34Ab60.00±11.68Ba129.00±43.38Ab54.33±18.46Ba6.00±1.29Aab3.33±0.77Bab1.33±0.31Aa0.00±0.00Ab0.00±0.00Ab2.33±1.04Ab
46228.00±61.46Aa41.00±16.64Bab213.33±54.80Aa38.67±10.34Bab13.67±2.51Aa2.33±0.08Bab0.00±0.00Aa0.00±0.00Ab1.00±0.73Ab0.00±0.00Ab
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